21084098445

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9186971}}^1$

素因数の和:9187002

約数の個数: 32

約数和(自身を含む): 39687719040

約数和(自身を除く): 18603620595

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 9186971, 27560913, 45934855, 82682739, 137804565, 156178507, 248048217, 413413695, 468535521, 780892535, 1240241085, 1405606563, 2342677605, 4216819689, 7028032815, 21084098445]

約数ペア:

[(1, 21084098445), (3, 7028032815), (5, 4216819689), (9, 2342677605), (15, 1405606563), (17, 1240241085), (27, 780892535), (45, 468535521), (51, 413413695), (85, 248048217), (135, 156178507), (153, 137804565), (255, 82682739), (459, 45934855), (765, 27560913), (2295, 9186971)]